Calvariopsis, Ruta, 2019

Ruta, Rafał, 2019, Calvariopsis gen. nov., a new genus of Neotropical Scirtidae (Coleoptera: Scirtoidea), Zootaxa 4604 (1), pp. 1-41 : 35

Calvariopsis sp., female, Costa Rica

( Figs 2B , 7B , 27 E–G)

Material examined. Female (MNHN): “MUSEUM PARIS \ COSTA RICA \ PAUL SERRE 1920”.

Notes on morphology. Body small (TL 2.3 mm), dark brown, each elytron with one round concavity in apical portion ( Fig. 7B ), area situated near concavity covered with short setae. Gonocoxites moderately wide, subtriangular, with subapical gonostyli ( Fig. 27E ). Bursal sclerite ( Fig. 27G ) suboval, with truncate posterior margin and small denticle in posterior portion.

Remarks. Included in group I due to the following characters: elytra with distinct foveate excitators, bursal sclerite oval.

Figures

FIGURE 2. Calvariopsis gen. nov., females, dorsal view.A) C. sp., Colombia; B) C. sp., Costa Rica; C) C. sp., Ecuador; D) C. sp., Ecuador; E) C. sp., French Guiana; F) C. sp., Panama; G) C. sp., Paraguay; H) C. sp., Peru. Scale bars = 1.0 mm.

FIGURE 7. Calvariopsis gen. nov., group I, females, apical portion of elytra, SEM images of excitators. A) C. borowieci sp. nov.; B) C. sp., Costa Rica; C–D) C. sculptipenne (Pic); E–F) C. yanayacuense sp. nov.

FIGURE 27. Calvariopsis gen. nov., females. A–B) C. sp., Bolivia; C–D) C. sp., Colombia; E–G) C. sp., Costa Rica; H) C. sp., Ecuador; I) C. sp., Ecuador; J) C. sp., French Guiana; K) C. sp., Panama; L) C. sp., Paraguay; M) C. sp., Peru. A, H, I–M) genital tract; B, G) bursal sclerite; C), E) ovipositor; D, F) sternite VIII.